Home / 21,629.25-32,428.08-14,591.77

Finding the Fourth Proportional to 21,629.25, 32,428.08 and 14,591.77

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Solution

The fourth proportional to 21,629.25, 32,428.08 and 14,591.77 is: 21,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,629.25 : 32,428.08 = 14,591.77 : x
  2. Step 2: Convert to fraction form
    21,629.25/32,428.08 = 14,591.77/x
  3. Step 3: Cross multiply
    21,629.25x = 32,428.08 × 14,591.77
  4. Step 4: Simplify right side
    21,629.25x = 473,183,003.83
  5. Step 5: Solve for x
    x = 473,183,003.83/21,629.25
  6. Step 6: Final answer
    x = 21,877.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.